Which of the following is NOT true about male infertility?
A) Low sperm count can be caused by wearing excessively tight underwear.
B) Exposure of the scrotum to radiation can cause infertility in men.
C) Exposure of the scrotum to intense heat or cold can cause infertility in men.
D) Male infertility problems account for only 10 percent of infertility cases.
Answer: D
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At the cellular level, cardiac muscle cells respond to an increase in ventricular volume to the point of overload by: Select all that apply
A) Elongating the cardiac muscle cells B) Thickening of the individual myocytes C) Replicating the myofibrils D) Decreasing the ventricular wall thickness E) Symmetrically widening and lengthening the hypertrophy
Which is NOT included in the calculation of resting metabolic rate (RMR)?
A. Energy needed to support cardiac function B. Energy required for nutrient storage C. Energy required for respiration D. Energy required for central nervous system function
The physiological reaction induced by nervous and hormonal signals that readies the heart, muscles, and other organs and systems in ways that promote survival is called
A) eustress.
B) allostasis.
C) fight-or-flight response.
D) distress.
Define food insecurity.
What will be an ideal response?